Find the sum of each arithmetic series described below. (a) The sum of the first 100 even, natural
numbers.
(b) The sum of multiples of five from 10 to 75,
inclusive.

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

Multiply. write your answer in simplest form. 3/8 x 5/7

What numbers are included in the set of integers? what numbers are not included?